[ 131 ] XVI. On some rare and beautiful Insects from Silhet, chieJJy in the Collection of Frederick John Parry, Esq., F.L.S., ^c. By the Rev. Frederick William Hope, M.A., F.R.S., F.L.S., 8fc. Continued from page 112. Read November 1st, 1842. Order Lepidoptera. Family Papilionid^. Teinopalpus, Hope, n. g. Corpus robustum ; capite fronte conico. Palpi capite longiores, conici, porrecti. Antenrue clava sensim increscenti. Pedes antici perfecti, tibiis in medio appendiculatis. Aim aniica apice acute falcatee ; cellula discoidali clausa ; vena mediana ramos quatuor emittente, ramo postico venae subcostalis ad ramum furcatum prEccedentem approxi-mate. Ala postica caudatae. Sp. 16. Teinopalpus imperialis. Tab. XI. fig. 1,2. Alls viridi-pulverosissimis ; antieis fascia teniii transversa mediana nigra ext^s flavo-marginata nebulisque duabiis fuscis submarginalibus ; posticis cauda unica terminatis macula magna mediana flava nigro-cincta squamulis ci-nereis lunulisque marginalibus flavis viridibusque ; omnibus subtCis auran-tiis nigro-striatis dimidio basali viridi ; posticis apicibus nigris griseo viri-dique variis. Long. Corp. lin. 15 ; expans. alar. unc. 3, lin. 10. Habitat in India Orientali, Silhet; e Museo Dom. Parry descriptus. Sp. 17. Teinopalpus Parry^. Tab. XI. fig. 3, 4. Affinis praecedenti at major, alis omnibus basi viridibus ; antieis miniis fal-catis nigro transversa strigatis nebulosisque ; posticis bicaudatis plaga magna mediana pallid^ lutea nigro-pnlverosa strigaque undulata nigra : s 2